package com.example.videoweb.service;

import com.example.videoweb.domain.Statistical;
import org.springframework.stereotype.Repository;

import java.util.List;


@Repository
public interface StatisticalService {
    public List<Statistical> selectBySex();//查找性别数量
    public List<Statistical> selectByStyle();//查找风格数量
    public boolean numUp(String itemName);//数量增加
    public boolean numDown(String itemName);//数量减少
}
